* {
    margin:0;
    padding:0;
}

body {
    font-size: 14px;
    margin: 0 auto;
    height: auto;
    width: 825px;
    position: absolute;
    top:50%;
    left: 50%;
    margin-top: -150px;
    margin-left: -412px;
}
.mainBox {
    border: 1px dashed #0099CC;
    margin: 3px;
    padding: 0px;
    float: left;
    height: 300px;
    width: 198px;
}
.mainBox h3 {
    float: left;
    height: 20px;
    width: 180px;
    color: #FFFFFF;
    padding: 6px 3px 3px 10px;
    background-color: #0099CC;
    font-size: 16px;
}
.mainBox p {
    line-height: 1.5em;
    text-indent: 2em;
    margin: 35px 5px 5px 5px;
}

.hezi{
    margin:0 auto;
    width: 100px;
    height: 100px;
    background: #22f;
    display: -webkit-box;
    -webkit-box-pack:center;
    -webkit-box-align:center;
    -moz-box-pack:center;
    -moz-box-align:center;
}

.xuezi{
    width: 80px;
    height: 80px;
    background: #C7D8EC;
    border: 5px solid #887B70;
}

.hezi2{
    margin:0 auto;
    width: 100px;
    height: 100px;
    background: #22f;
    box-sizing:border-box;
    padding: 5px 5px;

}

.xuezi2{
    width: 80px;
    height: 80px;
    background: #C7D8EC;
    border: 5px solid #887B70;
}

.flex{
    -webkit-column-count:2;
    -webkit-column-rule-style:dotted;
    -moz-column-count:2;
    -moz-column-rule-style:dotted;
    box-sizing:border-box;
    width: 180px;
    height: 230px;
}

.sort{
    display: -webkit-flex;
    -webkit-flex-direction:column;
    -moz-flex-direction:column;
    width: 100%;
    height: 250px;
}

.frist{
    height: 50px;
    -webkit-flex:1;
    -webkit-order:2;
    -moz-flex:1;
    -moz-order:2;
    background-color: #0D84BF;
}

.secend{
    height: 50px;
    -webkit-flex:1;
    -webkit-order:3;
    -moz-flex:1;
    -moz-order:3;
    background-color: #90847A;
}

.three{
    height: 70px;
    -webkit-flex:1;
    -webkit-order:1;
    -moz-flex:1;
    -moz-order:1;
    background-color: #D44A40;
}

.center{
    margin-top: 100px;
    margin-left: 49px;
    width: 100px;
    height: 100px;
    background-color: #eef;
    text-align: center;
}

.center img{
    margin-top: 25px;
    width: 80px;
    height: 50px;
}
